package day03;
//字符串连接运算符
public class OperDemo5 {
    public static void main(String[] args) {
        //字符串连接运算符:+
        int age = 40;
        System.out.println("age="); // age=
        System.out.println(age); // 40
        System.out.println("age="+age); // age=40
        System.out.println("我今年"+age+"岁了"); //我今年40岁了

        String name ="WKJ";
        System.out.println("大家好,我叫"+name); // 大家好，我叫WKJ
        System.out.println("大家好,我叫"+name+",今年"+age+"岁了"); //大家好，我叫WKJ，今年40岁了

        System.out.println(10+20+""+30);//3030
        System.out.println(""+10+20+30);//102030
        System.out.println(10+20+30+"");//60


    }
}
